Counties in Regions

IGS Regions

Region 1 Des Moines, Henry, Lee, Louisa Region 2 Iowa, Johnson, Keokuk, Mahaska, Poweshiek, Washington Region 3 Cedar, Clinton, Jackson, Jones, Muscatine, Scott Region 4 Black Hawk, Benton, Buchanan, Delaware, Dubuque, Linn, Tama Region 5 Allamakee, Bremer, Chickasaw, Clayton, Fayette, Howard, Winneshiek Region 6 Cerro Gordo, Floyd, Hancock, Mitchell, Winnebago, Worth Region 7 Butler, Franklin, Grundy, Hamilton, Hardin, Wright Region 8 Jasper, Marion, Marshall, Polk, Story, Warren

Region 9 Appanoose, Davis, Lucas, Monroe, Wapello, Wayne Region 10 Adams, Clarke, Decatur, Ringgold, Taylor, Union Region 11 Adair, Boone, Dallas, Greene, Guthrie, Madison Region 12 Calhoun, Emmet, Humboldt, Kossuth, Palo Alto, Pocahontas, Webster Region 13 Clay, Dickinson, Lyon, O’Brien, Osceola, Sioux Region 14 Buena Vista, Cherokee, Ida, Plymouth, Sac, Woodbury Region 15 Audubon, Carroll, Crawford, Harrison, Monona, Shelby Region 16 Cass, Fremont, Mills, Montgomery, Page, Pottawattamie